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Finding the Fourth Proportional to 108,793.66, 150,146.04 and 73,058.08

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Solution

The fourth proportional to 108,793.66, 150,146.04 and 73,058.08 is: 100,827.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,793.66 : 150,146.04 = 73,058.08 : x
  2. Step 2: Convert to fraction form
    108,793.66/150,146.04 = 73,058.08/x
  3. Step 3: Cross multiply
    108,793.66x = 150,146.04 × 73,058.08
  4. Step 4: Simplify right side
    108,793.66x = 10,969,381,402.00
  5. Step 5: Solve for x
    x = 10,969,381,402.00/108,793.66
  6. Step 6: Final answer
    x = 100,827.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.